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Bonn

$239+ Cheap flights from Boston (BOS) to Bonn, Germany

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FRA
oct. 16 — oct. 231
jeu. 10/16
jeu. 10/23
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Bonn are usually found in April or August, booked 73 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from Boston to Bonn

Keep the following information in mind while searching for Boston to Bonn flight deals. Data was last updated septembre 16, 2025.

Round-trip from

$437
(oojo)

One-way from

$239
(Kiwi.com)

Popular in

June

Cheapest in

April

Average price

$699
From Boston Logan Intl to Bonn
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One-way flight from Boston Logan Intl to Bonn
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Highest demand for flights based on searches. 7% potential increase in price ($58 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Boston to Bonn

Cheapest flights from Boston to Bonn
Explore the most affordable flight options available from Boston to Bonn. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 16, 2025.

This oojo deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 11/166:05 pmBOS - DUS
1 stop16h 35mTAP AIR PORTUGAL
dim. 11/231:10 pmDUS - BOS
1 stop13h 00mTAP AIR PORTUGAL
Deal found 9/15$437
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/176:05 pmBOS - DUS
1 stop16h 35mTAP AIR PORTUGAL
dim. 11/231:10 pmDUS - BOS
1 stop13h 00mTAP AIR PORTUGAL
Deal found 9/15$441
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 11/166:05 pmBOS - DUS
1 stop16h 35mTAP AIR PORTUGAL
lun. 11/245:30 pmDUS - BOS
1 stop27h 15mTAP AIR PORTUGAL
Deal found 9/15$442
This Iberia deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 10/194:35 pmBOS - DUS
1 stop12h 35mIberia
mar. 11/49:10 amDUS - BOS
1 stop17h 45mIberia
Deal found 9/14$443
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 11/1510:25 pmBOS - DUS
1 stop31h 55mTAP AIR PORTUGAL
dim. 11/231:10 pmDUS - BOS
1 stop13h 00mTAP AIR PORTUGAL
Deal found 9/15$445
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 11/1510:25 pmBOS - DUS
1 stop31h 55mTAP AIR PORTUGAL
lun. 11/245:30 pmDUS - BOS
1 stop27h 15mTAP AIR PORTUGAL
Deal found 9/15$446
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/1810:40 pmBOS - DUS
1 stop27h 45mMultiple Airlines
lun. 11/249:00 pmDUS - BOS
1 stop29h 55mMultiple Airlines
Deal found 9/15$449
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/55:10 pmBOS - DUS
1 stop10h 40mAer Lingus
mer. 12/310:30 amDUS - BOS
1 stop14h 25mAer Lingus
Deal found 9/14$466
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 10/1911:55 pmBOS - DUS
2 stops26h 20mMultiple Airlines
mar. 11/46:50 amDUS - BOS
1 stop20h 05mMultiple Airlines
Deal found 9/15$478
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 11/57:25 pmBOS - DUS
1 stop20h 55mAmerican Airlines
mer. 12/37:05 amDUS - BOS
2 stops15h 26mAmerican Airlines
Deal found 9/14$486

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Bonn that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septembre 16, 2025.
Use the filters below to find and compare flights from Boston to Bonn that are best for you.

Fly from

Boston

Fly to

Bonn

Route

Depart

Return

Price

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

dim. 10/19

4:35 pm-11:10 am

1 stop12h 35m

Duesseldorf Intl

mar. 11/4

9:10 am-8:55 pm

1 stop17h 45m

$443

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

mer. 11/5

5:10 pm-9:50 am

1 stop10h 40m

Duesseldorf Intl

mer. 12/3

10:30 am-6:55 pm

1 stop14h 25m

$466

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

dim. 10/19

11:55 pm-8:15 am

2 stops26h 20m

Duesseldorf Intl

mar. 11/4

6:50 am-8:55 pm

1 stop20h 05m

$483

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

dim. 11/16

9:35 pm-10:00 pm

1 stop18h 25m

Duesseldorf Intl

dim. 11/23

12:05 pm-10:47 pm

2 stops16h 42m

$512

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

jeu. 10/30

5:59 pm-3:10 pm

2 stops16h 11m

Duesseldorf Intl

jeu. 11/6

6:25 am-3:15 pm

1 stop14h 50m

$514

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

mer. 11/5

7:25 pm-10:20 pm

1 stop20h 55m

Duesseldorf Intl

mer. 12/3

7:05 am-4:31 pm

2 stops15h 26m

$517

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

mar. 10/14

5:40 pm-1:00 pm

2 stops13h 20m

Duesseldorf Intl

lun. 10/20

7:25 pm-3:35 pm

1 stop26h 10m

$584

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

mar. 12/9

4:45 pm-11:20 am

1 stop12h 35m

Duesseldorf Intl

dim. 12/28

8:50 am-4:00 pm

1 stop13h 10m

$590

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

mar. 9/30

11:00 pm-8:35 am

2 stops27h 35m

$239

BostonDüsseldorf

BOS - DUS

BOSDUS

Boston Logan Intl

sam. 11/15

6:15 am-12:20 pm

3 stops48h 05m

$251

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 17 results
1
2

Best time to book a flight from Boston to Bonn

Have a flexible travel schedule? Discover the best time to fly to Bonn from Boston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Boston to Bonn

How far ahead should I book a flight from Boston to Bonn?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Bonn. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Bonn, you should look to book at least 73 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Boston to Bonn?

Currently, January is the cheapest month in which you can book a flight from Boston to Bonn (average of $729). Flying from Boston to Bonn in June is currently the most expensive (average of $1,091). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BOS to BN9?

Find hourly flight availability from Boston to Bonn. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septembre 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Bonn as you normally would.

What is the cheapest day to fly from Boston to Bonn?

Use this chart to determine the cheapest time to fly round-trip from Boston to Bonn. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Boston to Bonn flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Boston to Bonn

Explore weekly flight availability from Boston to Bonn. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated septembre 16, 2025.

The most flights from BOS to BN9 are scheduled on a Monday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing Bonn

Get insights into the airlines that provide service to Bonn. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bonn. Reviews last updated septembre 16, 2025.
Get a feel of what it's like to fly with SWISS, Scandinavian Airlines, and Aer Lingus from Boston to Bonn by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.6
Good
1,737 reviews

Food

7.1

Comfort

7.4

Entertainment

6.8

Boarding

7.7

Overall

7.6

Crew

8.2

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
SWISS
7.6
Good
1,737 reviews
SWISS
7.6
Good
1,737 reviews

Food

7.1

Comfort

7.4

Entertainment

6.8

Boarding

7.7

Overall

7.6

Crew

8.2

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Scandinavian Airlines
7.4
Good
1,486 reviews
SWISS
7.6
Good
1,737 reviews

Food

7.1

Comfort

7.4

Entertainment

6.8

Boarding

7.7

Overall

7.6

Crew

8.2

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Aer Lingus
7.2
Good
1,274 reviews
SWISS
7.6
Good
1,737 reviews

Food

7.1

Comfort

7.4

Entertainment

6.8

Boarding

7.7

Overall

7.6

Crew

8.2

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
Lufthansa
6.8
Okay
7,407 reviews
SWISS
7.6
Good
1,737 reviews

Food

7.1

Comfort

7.4

Entertainment

6.8

Boarding

7.7

Overall

7.6

Crew

8.2

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.
British Airways
6.7
Okay
7,363 reviews
SWISS
7.6
Good
1,737 reviews

Food

7.1

Comfort

7.4

Entertainment

6.8

Boarding

7.7

Overall

7.6

Crew

8.2

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

BOS - ZRH

Food was not very good and the options were poor. The seat wasn't very comfortable. I would not choose to fly on this airline again. Their website was also difficult to navigate.

Related info for your journey

Find useful and relevant information for your journey from Boston to Bonn. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Boston to Bonn?

    Located just 2.6 mi from the city center, Boston Logan Intl is the airport most travelers will use when flying to Bonn from Boston. Booking flights from Logan Intl (BOS) to Bonn should be relatively easy as there are 0 daily outbound flights to Bonn from 17 different airlines.

  • How long is the flight from Boston to Bonn?

    Airlines like Iberia and Aer Lingus fly from Boston to Bonn in about 10h 40m. The time it takes to get you to your destination can typically vary by up to 1h 55m. The distance from Boston to Bonn is about 3550 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most reliable airlines from Boston to Bonn?

    No one likes to see their flight delayed. When booking a flight from Boston to Bonn consider choosing Thai Airways (88%), Brussels Airlines (83%) or Air Canada (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Boston to Bonn?

    Looking for the cheapest flight from Boston to Bonn? While on average our users pay $3,110, our data indicates the cheapest price to be $283. The most popular route (Boston Logan Intl - Duesseldorf Intl), is priced around $437.

  • Can I find deals for flights from Boston to Bonn that include hotel bookings?

    Yes. In addition to deals on Boston to Bonn flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Boston to Bonn?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Boston to Bonn.

  • Can I find deals for business class flights from Boston to Bonn?

    Yes. Cheapflights offers flight deals from Boston to Bonn by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Boston to Bonn?

    Currently, January is the cheapest month in which you can book a flight from Boston to Bonn (average of $729). Flying from Boston to Bonn in June is currently the most expensive (average of $1,091). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Boston to Bonn

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Boston to Bonn

Discover the top 10 airlines that operate flights from Boston to Bonn. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
PLAYCheapest$347Average$633FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$417Average$729FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$464Average$632FlexibilityNo cancel feeOn-time77%
IcelandairCheapest$468Average$650FlexibilityNo cancel feeOn-time76%
CondorCheapest$476Average$711FlexibilityNo cancel feeOn-time76%
SWISSCheapest$505Average$641FlexibilityNo cancel feeOn-time79%
TAP AIR PORTUGALCheapest$524Average$653FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$530Average$674FlexibilityNo cancel feeOn-time70%
LufthansaCheapest$546Average$818FlexibilityNo cancel feeOn-time76%
Scandinavian AirlinesCheapest$550Average$715FlexibilityNo cancel feeOn-time77%

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